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Aflatoxins are a family of toxins produced by certain fungi that are found on agricultural crops such as maize (corn), peanuts, cottonseed, and tree nuts. The main fungi that produce aflatoxins are Aspergillus flavus and Aspergillus parasiticus.
A and B are the centres of two circles with radii 11 cm and 6 cm respectively. A common tangent touches these circles at P & Q respectively. If AB =...
A rectangle with a diagonal of length 28m is inscribed in a circle. Find the area of a circle?
O and C are the respectively orthocentre and circumcentre of ∆PQR. The line PO is extended which intersect line QR at S. such that, ∠QCR = 140°, âˆ...
In a regular hexagon, the length of one side is 10 cm. Find the area of the hexagon.
The dimensions of a luggage box are 70 cm, 50 cm, and 30 cm. How many sq. cm of cloth is required to cover the box?
In a regular polygon, the ratio of the exterior angle to the interior angle is 4:5. Find the interior angle of the polygon.
In a circle, the chord AB is 12 cm, and the perpendicular from the center O to the chord AB bisects it at point P. If OP = 5 cm, what is the radius of t...
If the points P(2, 3), Q(5, a) and R(6, 7) are co-linear, then find the value of 'a'.
The volume (in cu.cm.) of a right circular cylinder with radius 1 cm and height 2 cm on is: (Take π = 22/7)
If in a ΔABC, AD is internal angle bisector & D is a point on BC, AB = 8 cm, BC = 10 cm then what is BD:CD?